Shimadzu Techno-Research Inc., Japan - UNEP Chemicals
Shimadzu Techno-Research Inc., Japan - UNEP Chemicals
Shimadzu Techno-Research Inc., Japan - UNEP Chemicals
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220<br />
200<br />
180<br />
160<br />
140<br />
120<br />
1,2,3,4,7,8-HxCDF<br />
Cyanopropyl phase(SP-2331, CP-Sill88)<br />
non polar & medium polar phase (DB-5, BPX-DXN, DB-17, RH-12)<br />
100<br />
100 120 140 160 180 200 220<br />
Youden plot for 1,2,3,4,7,8-HxCDF in R-3.<br />
Cross point of each axis indicate median of each injection<br />
DMSO or DMF<br />
Florisil dry column<br />
H2SO4 H2SO4 /Silica gel<br />
Alkali<br />
KOH /Silica gel<br />
Clean up techniques<br />
Method Removals<br />
SHIMADZU TECHNO RESEARCH, <strong>Inc</strong>.<br />
Mineral oil, aliphatic hydrocarbons<br />
Most of matrix, PAHs�Phthalate�<br />
some organohalogen comp.<br />
phenols�acidic comp.�Lipid�Peptide<br />
OCDF<br />
AgNO3 /Silica gel,Ag2O/Silica, Cu Sufur(S8),DDE, aliphatic hydrocarbons<br />
Silica gel Polar comp.�colored material �<br />
organohalogen comp.<br />
Aluminium oxide or Florisil Less polar comp., PCB, PCN,<br />
organohalogen comp.<br />
Carbon Planar comp. fractionation�PCDE, PBDE�<br />
biological matrix<br />
HPLC, GPC, on-line HPLC,<br />
Porous graphitized carbon(PGC),<br />
PYE,NPE<br />
fractionation<br />
SHIMADZU TECHNO RESEARCH, <strong>Inc</strong>.
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